12:1 Piston 95mm Standard Cylinder Top End Rebuild Kit for Yamaha YFZ450 2004-13

Product Overview

This aftermarket replacement top end rebuild kit is intended for Yamaha YFZ450 applications from 2004-13 and includes a 95mm standard piston and a matching cylinder. The kit covers the piston-and-cylinder top end components for engine rebuild work on the listed applications. A 12:1 compression ratio piston paired with a standard 95mm cylinder is supplied for servicing the upper end of the engine.

Key Features & Performance

• Top end rebuild kit containing a 95mm standard cylinder and a 12:1 compression ratio piston
• Intended for Yamaha YFZ450 applications from 2004-13
• Top end components support the normal function of the engine combustion chamber and upper cylinder area
• Supplied as a kit for rebuilding or servicing the piston and cylinder assembly
• Useful when replacing worn or damaged top end components during engine work

Fitment & Compatibility

• for Yamaha YFZ450 2004-13 applications

Common Uses

• Rebuilding or servicing the engine top end on the listed applications
• Replacing worn or damaged piston and cylinder components
• Restoring normal top end function after the original components have failed

Technical Specifications

• Product Type: Top end rebuild kit
• Included Components: Piston and standard cylinder
• Cylinder Bore: 95mm standard
• Compression Ratio: 12:1
• Vehicle Application(s): Yamaha YFZ450
• Model Year Range: 2004-13

Frequently Asked Questions

Q: What does a top end rebuild kit cover? A: It provides the piston and cylinder components used to service the upper end of the engine, where combustion and piston travel occur.

Q: How should fitment be verified? A: Check the complete Yamaha YFZ450 model designation, the 2004-13 year range, and the existing part number and bore size on the vehicle before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.